Do you think you are the only one who got this launchpad and others don't have trouble? We all have to learn to get used to it. I guess you are a consultant if you have access to the marketplace, now you may be able to imagine how your users feel when you replace their legacy system with SAP.
It is part of our job to deliver something new, so why do we then complain when we get something new?
Yes the search result looks different than before, the filter on the last 5 years is just a stupid decision, the time out is ridiculous, the performance not better than the old feature and the UI designer probably thought we are all sitting behind our desk or in a train and do our entire job with a smartphone.
Someone did fail with the test, maybe it was even us who stuck as long as possible to the old way ignoring that it will vanish, and missed to give our feedback early enough to get a better product with go live.
You can find several blogs in Software Support and Maintenance
where it is introduced, where you get tips how to use it and where you also can find feedback how to make that thing better. You have a Contact Us button in the market place and an option to share your feedback at the bottom of the launchpad.
By the way, you should have asked your question in the right forum, as this question is not related to SD